IT998403B - Controllo grossolano e fine per un servosistema di posiziona mento - Google Patents

Controllo grossolano e fine per un servosistema di posiziona mento

Info

Publication number
IT998403B
IT998403B IT2802973A IT2802973A IT998403B IT 998403 B IT998403 B IT 998403B IT 2802973 A IT2802973 A IT 2802973A IT 2802973 A IT2802973 A IT 2802973A IT 998403 B IT998403 B IT 998403B
Authority
IT
Italy
Prior art keywords
coarse
servo system
fine control
positioning servo
positioning
Prior art date
Application number
IT2802973A
Other languages
English (en)
Italian (it)
Original Assignee
Information Storage Systems
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Information Storage Systems filed Critical Information Storage Systems
Application granted granted Critical
Publication of IT998403B publication Critical patent/IT998403B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1436—Control of position or direction using feedback using an analogue comparing device with fine or coarse devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/42—Servomotor, servo controller kind till VSS
    • G05B2219/42171—Velocity profile, variable gain, multiplication factors, rom ram
IT2802973A 1972-08-21 1973-08-21 Controllo grossolano e fine per un servosistema di posiziona mento IT998403B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28248772A 1972-08-21 1972-08-21

Publications (1)

Publication Number Publication Date
IT998403B true IT998403B (it) 1976-01-20

Family

ID=23081724

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2802973A IT998403B (it) 1972-08-21 1973-08-21 Controllo grossolano e fine per un servosistema di posiziona mento

Country Status (7)

Country Link
JP (1) JPS5148053B2 (fr)
CA (1) CA995300A (fr)
DE (1) DE2326661A1 (fr)
FR (1) FR2197193B1 (fr)
GB (1) GB1423706A (fr)
IT (1) IT998403B (fr)
NL (1) NL7311053A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1488038A (en) * 1974-12-10 1977-10-05 Ibm Data storage apparatus
FI108262B (fi) 1998-01-23 2001-12-14 Metso Paper Automation Oy Menetelmä toimilaitteen asemoimiseksi

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1127992A (fr) * 1955-06-16 1956-12-28 Servomecanismes Electroniques Perfectionnements aux servomécanismes
GB1114676A (en) * 1963-12-23 1968-05-22 English Electric Co Ltd Control system for an electrically-operated actuator
BE724125A (fr) * 1968-11-19 1969-05-19 Acec Dispositif de commande de position
DE2034933A1 (de) * 1970-07-14 1972-01-27 Siemens Ag Plattenspeicher
GB1319227A (en) * 1971-02-15 1973-06-06 Ibm Movement control system

Also Published As

Publication number Publication date
FR2197193A1 (fr) 1974-03-22
FR2197193B1 (fr) 1976-11-19
JPS5148053B2 (fr) 1976-12-18
NL7311053A (fr) 1974-02-25
CA995300A (en) 1976-08-17
JPS5036105A (fr) 1975-04-05
GB1423706A (en) 1976-02-04
DE2326661A1 (de) 1974-03-21

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